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/*
* This file is part of libplacebo.
*
* libplacebo is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* libplacebo is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with libplacebo. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "common.h"
#include "hash.h"
#include <libplacebo/cache.h>
// Convenience wrapper around pl_cache_set
static inline void pl_cache_str(pl_cache cache, uint64_t key, pl_str *str)
{
pl_cache_set(cache, &(pl_cache_obj) {
.key = key,
.data = pl_steal(NULL, str->buf),
.size = str->len,
.free = pl_free,
});
*str = (pl_str) {0};
}
// Steal and insert a cache object
static inline void pl_cache_steal(pl_cache cache, pl_cache_obj *obj)
{
if (obj->free == pl_free)
obj->data = pl_steal(NULL, obj->data);
pl_cache_set(cache, obj);
}
// Resize `obj->data` to a given size, re-using allocated buffers where possible
static inline void pl_cache_obj_resize(void *alloc, pl_cache_obj *obj, size_t size)
{
if (obj->free != pl_free) {
if (obj->free)
obj->free(obj->data);
obj->data = pl_alloc(alloc, size);
obj->free = pl_free;
} else if (pl_get_size(obj->data) < size) {
obj->data = pl_steal(alloc, obj->data);
obj->data = pl_realloc(alloc, obj->data, size);
}
obj->size = size;
}
// Internal list of base seeds for different object types, randomly generated
enum {
CACHE_KEY_SH_LUT = UINT64_C(0x2206183d320352c6), // sh_lut cache
CACHE_KEY_ICC_3DLUT = UINT64_C(0xff703a6dd8a996f6), // ICC 3dlut
CACHE_KEY_DITHER = UINT64_C(0x6fed75eb6dce86cb), // dither matrix
CACHE_KEY_H274 = UINT64_C(0x2fb9adca04b42c4d), // H.274 film grain DB
CACHE_KEY_GAMUT_LUT = UINT64_C(0x6109e47f15d478b1), // gamut mapping 3DLUT
CACHE_KEY_SPIRV = UINT64_C(0x32352f6605ff60a7), // bare SPIR-V module
CACHE_KEY_VK_PIPE = UINT64_C(0x4bdab2817ad02ad4), // VkPipelineCache
CACHE_KEY_GL_PROG = UINT64_C(0x4274c309f4f0477b), // GL_ARB_get_program_binary
CACHE_KEY_D3D_DXBC = UINT64_C(0x807668516811d3bc), // DXBC bytecode
};
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